Charles river apparel sweatshirts are made with the highest quality materials. Check out the Thermal Lined Tradesman Hooded Sweatshirts Styles 9753 1/4 Zip & style 9542 a Full Zip Version. The tradesman thermal lined sweatshirts are the heaviest sweatshirt on the planet! I personally live in one. How about the Guard Work Shirt which is used extensively by fire departments around the country. There are many other selections such as the very popular Spirit Hooded Sweatshirt style 9755, which comes in 10 color choices... Also check out the new Bonded Polyknit Sweatshirt, style 9987 it's a great smooth finished polyester pullover fleece.